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NCT Number: NCT04535882

Effectiveness of Serum Leucine-rich Alpha-2 Glycoprotein Levels on IBD

We attempt to examine the association between serum leucine-rich alpha-2 glycoprotein (LRG) levels and endoscopic activity in patients with possible ulcerative colitis (UC) or Crohn's disease (CD) to determine whether LRG was a predicting marker for UC or CD.

Recruiting

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Key information

Conditions

Sex eligibility

All sexes

Study type

Observational

Primary location

Showa Inan General Hospital

Komagane, Nagano, 399-4117, Japan

Location status: Recruiting

Location contact

Yamaguchi Yukari

CONTACT

About this study

Serum samples were collected from patients, and scores for clinical and endoscopic activity of disease were obtained by reviewing the clinical records of patients. Serum sampling and colonoscopy with histology were performed within 7 days.The disease activity of UC and CD patients was evaluated by the Mayo score and Crohn disease activity index (CDAI), respectively. The Mayo endoscopy score was evaluated. UC patients whose Mayo endoscopy score was 2 or 3 were divided into the active UC group.

CD patients whose CDAI >150 were divided into the active CD group.

Who can participate

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Patients whom possible UC or Crohn disease was suspected

Exclusion criteria

  • other autoimmune diseases
  • acute or chronic renal failure
  • chronic heart diseases
  • liver cirrhosis
  • cancer
  • acute or chronic infections
  • ischemic colitis
  • infectious colitis

Treatment and study plan

serum leucine-rich alpha-2 glycoprotein (LRG) levels

Diagnostic Test

Patients who were diagnosed with possible UC or Crohn disease according to endoscopic, radiological, histological, and clinical criteria were enrolled. Serum samples were collected from patients, and scores for clinical and endoscopic activity of disease were obtained by reviewing the clinical records of patients. Serum sampling and colonoscopy were performed within 7 days.

Primary outcomes

  1. Serum LRG measurement

    Time frame: one year

    Serum samples were collected from patients, and scores for clinical and endoscopic activity of disease were obtained by reviewing the clinical records of patients.

Study contacts

Contact information is provided by the study sponsor or research team.

Akira Horiuchi, MD

CONTACT

[email protected]

81265822121 ext. 3012

Masashi Kajiyama, MD

CONTACT

[email protected]

81265822121 ext. 3012

Sponsors and collaborators

Lead sponsor

Showa Inan General Hospital

Other

Registry information

Official study title

Association Between Serum Leucine-rich Alpha-2 Glycoprotein Levels and Endoscopic Activity of Possible Ulcerative Colitis or Crohn's Disease Colitis

Important dates

Study start
2020
Primary completion
2026
Study completion
2026
First posted
Sep 2, 2020
Registry last updated
May 13, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.